except for northeast of the city, that has been hanging tough all day -- we have fog. we have a flood advisory until tomorrow morning. if things -- fog advisory until tomorrow morning. if things do not change, i would not be a bit surprised to see this advisory expanded to the west and south. you do not get much lower than 0.0 visibility. that is the average in aberdeen. 4 miles -- right now down the river here at reagan national airport. we are kind of stock. not much motion in the atmosphere. stopped in this very damp, dense air. temperatures will fall a little bit overnight. 35 in burlington, vt.. you get out to the midwest and lakes, it gets colder. if you give far enough out west, it's really really cold. there is plenty of cold air. there is something like 56 below zero in for you kind, alaska's. the cold air is locked up. the cold air is going to change the jet stream. in the meantime, this is the futurecast. i think we are going to clear up breezy and mild. and the next cold front on the way later thursday and friday. areas of fog tonight. areas of fog in the m